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html - 通过关注该子元素来为 contenteditable block 的内部元素设置样式

转载 作者:行者123 更新时间:2023-12-04 10:05:48 24 4
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我需要设计内部样式 span通过关注内部 span 而位于 contenteditable 块内的元素,它必须在聚焦时突出显示。这甚至可能吗?

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<div class="block" contenteditable="true" data-id="123">
<p>
Lorem ipsum dolor sit amet <span>consectetur</span> adipisicing elit. Non facere
atque aspernatur, pariatur architecto inventore explicabo eligendi
<span>maxime</span> laudantium corrupti esse ab nostrum,
at quis <span>quas</span> temporibus eum? Asperiores, iste.
</p>
</div>
<style>
.block {
outline: none;
}
.block span {
background-color: antiquewhite;
}
.block span:focus {
background-color: red;
}
</style>
</body>
</html>

最佳答案

为了突出span当您聚焦元素时,请在样式表中尝试此操作:)

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<div class="block" contenteditable="true" data-id="123">
<p>
Lorem ipsum dolor sit amet <span>consectetur</span> adipisicing elit. Non facere
atque aspernatur, pariatur architecto inventore explicabo eligendi
<span>maxime</span> laudantium corrupti esse ab nostrum,
at quis <span>quas</span> temporibus eum? Asperiores, iste.
</p>
</div>
<style>
.block {
outline: none;
}
.block span {
background-color: antiquewhite;
}

[contenteditable="true"] span:active {
background-color: red;
}

</style>
</body>
</html>


我添加了一个简单的脚本,以便在鼠标离开时元素保持红色。看一看 :)

<!DOCTYPE html>
<html lang="en">

<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>

<body>
<div class="block" contenteditable="true" data-id="123">
<p>
Lorem ipsum dolor sit amet <span>consectetur</span> adipisicing elit. Non facere atque aspernatur, pariatur architecto inventore explicabo eligendi
<span>maxime</span> laudantium corrupti esse ab nostrum, at quis <span>quas</span> temporibus eum? Asperiores, iste.
</p>
</div>
<style>
.block {
outline: none;
}

.block span {
background-color: antiquewhite;
}
</style>
<script>
let selectedElement = null;
const setFocus = e => {
if (selectedElement)
selectedElement.style.backgroundColor = 'antiquewhite';

selectedElement = window.getSelection().focusNode && window.getSelection().focusNode.parentNode;

if (selectedElement && selectedElement.tagName == 'SPAN')
selectedElement.style.backgroundColor = 'red';
};
document.onkeyup = setFocus;
document.onmouseup = setFocus;
</script>
</body>

</html>


好的,由于您没有要求使用 JavaScript,而且我已经在这个问题上投入了大量时间,这是我的最后一个答案。我知道这并不完全正确,但也不完全错误。

<!DOCTYPE html>
<html lang="en">

<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>

<body>
<div class="block" data-id="123">
<p contenteditable="true">
Lorem ipsum dolor sit amet </p><span contenteditable="true">consectetur</span>
<p contenteditable="true"> adipisicing elit. Non facere atque aspernatur, pariatur architecto inventore explicabo eligendi
</p><span contenteditable="true">maxime</span>
<p contenteditable="true"> laudantium corrupti esse ab nostrum, at quis </p><span contenteditable="true">quas</span>
<p contenteditable="true"> temporibus eum? Asperiores, iste.
</p>
</div>
<style>
.block {
outline: none;
}

.block span {
background-color: antiquewhite;
}

.block span:focus {
background-color: red;
}

p,
span {
display: inline;
}
</style>
</body>

</html>


类似的情况在这里:
CSS: :focus of elements within contenteditable

关于html - 通过关注该子元素来为 contenteditable block 的内部元素设置样式,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/61598459/

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